docs: def do_command(self):
          """Call a single command with arguments."""
          method = self.args[0]
  
          raw_args = self.args[1:]
          if '=' in method:
              if raw_args:
                  self.parser.error("Please don't mix rTorrent and shell argument styles!")
              method, raw_args = method.split('=', 1)
              raw_args = raw_args.split(',')
  
          self.execute(self.open(), method, self.cooked(raw_args))